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package com.xtremelabs.robolectric.shadows;
import android.R;
import android.view.animation.Animation;
import android.view.animation.LinearInterpolator;
import android.view.animation.Transformation;
import com.xtremelabs.robolectric.WithTestDefaultsRunner;
import com.xtremelabs.robolectric.util.TestAnimationListener;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import static com.xtremelabs.robolectric.Robolectric.shadowOf;
import static org.hamcrest.CoreMatchers.*;
import static org.junit.Assert.assertThat;
@RunWith(WithTestDefaultsRunner.class)
public class AnimationTest {
private TestAnimation animation;
private ShadowAnimation shadow;
private TestAnimationListener listener;
@Before
public void setUp() throws Exception {
animation = new TestAnimation();
shadow = shadowOf(animation);
listener = new TestAnimationListener();
animation.setAnimationListener(listener);
}
@Test
public void startShouldInvokeStartCallback() throws Exception {
assertThat(listener.wasStartCalled, equalTo(false));
animation.start();
assertThat(listener.wasStartCalled, equalTo(true));
assertThat(listener.wasEndCalled, equalTo(false));
assertThat(listener.wasRepeatCalled, equalTo(false));
}
@Test
public void cancelShouldInvokeEndCallback() throws Exception {
assertThat(listener.wasEndCalled, equalTo(false));
animation.cancel();
assertThat(listener.wasStartCalled, equalTo(false));
assertThat(listener.wasEndCalled, equalTo(true));
assertThat(listener.wasRepeatCalled, equalTo(false));
}
@Test
public void invokeRepeatShouldInvokeRepeatCallback() throws Exception {
assertThat(listener.wasRepeatCalled, equalTo(false));
shadow.invokeRepeat();
assertThat(listener.wasStartCalled, equalTo(false));
assertThat(listener.wasEndCalled, equalTo(false));
assertThat(listener.wasRepeatCalled, equalTo(true));
}
@Test
public void invokeEndShouldInvokeEndCallback() throws Exception {
assertThat(listener.wasEndCalled, equalTo(false));
shadow.invokeEnd();
assertThat(listener.wasStartCalled, equalTo(false));
assertThat(listener.wasEndCalled, equalTo(true));
assertThat(listener.wasRepeatCalled, equalTo(false));
}
@Test
public void simulateAnimationEndShouldInvokeApplyTransformationWith1() throws Exception {
assertThat(animation.interpolatedTime, equalTo(0f));
shadow.invokeEnd();
assertThat(animation.interpolatedTime, equalTo(1f));
}
@Test
public void testHasStarted() throws Exception {
assertThat(animation.hasStarted(), equalTo(false));
animation.start();
assertThat(animation.hasStarted(), equalTo(true));
animation.cancel();
assertThat(animation.hasStarted(), equalTo(false));
}
@Test
public void testDuration() throws Exception {
assertThat(animation.getDuration(), not(equalTo(1000l)));
animation.setDuration(1000);
assertThat(animation.getDuration(), equalTo(1000l));
}
@Test
public void testInterpolation() throws Exception {
assertThat(animation.getInterpolator(), nullValue());
LinearInterpolator i = new LinearInterpolator();
animation.setInterpolator(i);
assertThat((LinearInterpolator)animation.getInterpolator(), sameInstance(i));
}
@Test
public void testRepeatCount() throws Exception {
assertThat(animation.getRepeatCount(), not(equalTo(5)));
animation.setRepeatCount(5);
assertThat(animation.getRepeatCount(), equalTo(5));
}
@Test
public void testRepeatMode() throws Exception {
assertThat(animation.getRepeatMode(), not(equalTo(Animation.REVERSE)));
animation.setRepeatMode(Animation.REVERSE);
assertThat(animation.getRepeatMode(), equalTo(Animation.REVERSE));
}
@Test
public void testStartOffset() throws Exception {
assertThat(animation.getStartOffset(), not(equalTo(500l)));
animation.setStartOffset(500l);
assertThat(animation.getStartOffset(), equalTo(500l));
}
@Test(expected=IllegalStateException.class)
public void testNotLoadedFromResourceId() throws Exception {
shadow.getLoadedFromResourceId();
}
@Test
public void testLoadedFromResourceId() throws Exception {
shadow.setLoadedFromResourceId(R.anim.fade_in);
assertThat(shadow.getLoadedFromResourceId(), equalTo(R.anim.fade_in));
}
private class TestAnimation extends Animation {
float interpolatedTime;
Transformation t;
@Override protected void applyTransformation(float interpolatedTime, Transformation t) {
this.interpolatedTime = interpolatedTime;
this.t = t;
}
}
}
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